WordPress security changelog
MEDIUM CVE-2017-17869 Deferred

mgl-instagram-gallery: Cross-site scripting

mgl-instagram-gallery is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.

CVE / CNA score 6.1 CVSS · cve@mitre.org
NVD score 6.1 CVSS 3.0 · nvd@nist.gov
Component
mgl-instagram-gallery
Plugin slug
mgl-instagram-gallery
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Dec 27, 2017
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Dec 27, 2017 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update mgl-instagram-gallery to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The mgl-instagram-gallery plugin for WordPress has XSS via the single-gallery.php media parameter.

NVD vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary and upstream sources